1640609872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:401

約数の個数: 160

約数和(自身を含む): 3869752320

約数和(自身を除く): 2229142448

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 38, 44, 46, 76, 83, 88, 92, 152, 166, 176, 184, 209, 253, 257, 304, 332, 368, 418, 437, 506, 514, 664, 836, 874, 913, 1012, 1028, 1328, 1577, 1672, 1748, 1826, 1909, 2024, 2056, 2827, 3154, 3344, 3496, 3652, 3818, 4048, 4112, 4807, 4883, 5654, 5911, 6308, 6992, 7304, 7636, 9614, 9766, 11308, 11822, 12616, 14608, 15272, 17347, 19228, 19532, 20999, 21331, 22616, 23644, 25232, 30544, 34694, 36271, 38456, 39064, 41998, 42662, 45232, 47288, 53713, 65021, 69388, 72542, 76912, 78128, 83996, 85324, 94576, 107426, 112309, 130042, 138776, 145084, 167992, 170648, 214852, 224618, 234641, 260084, 277552, 290168, 335984, 341296, 398981, 405289, 429704, 449236, 469282, 490613, 520168, 580336, 797962, 810578, 859408, 898472, 938564, 981226, 1040336, 1235399, 1595924, 1621156, 1796944, 1877128, 1962452, 2470798, 3191848, 3242312, 3754256, 3924904, 4458179, 4941596, 5396743, 6383696, 6484624, 7849808, 8916358, 9321647, 9883192, 10793486, 17832716, 18643294, 19766384, 21586972, 35665432, 37286588, 43173944, 71330864, 74573176, 86347888, 102538117, 149146352, 205076234, 410152468, 820304936, 1640609872]

約数ペア:

[(1, 1640609872), (2, 820304936), (4, 410152468), (8, 205076234), (11, 149146352), (16, 102538117), (19, 86347888), (22, 74573176), (23, 71330864), (38, 43173944), (44, 37286588), (46, 35665432), (76, 21586972), (83, 19766384), (88, 18643294), (92, 17832716), (152, 10793486), (166, 9883192), (176, 9321647), (184, 8916358), (209, 7849808), (253, 6484624), (257, 6383696), (304, 5396743), (332, 4941596), (368, 4458179), (418, 3924904), (437, 3754256), (506, 3242312), (514, 3191848), (664, 2470798), (836, 1962452), (874, 1877128), (913, 1796944), (1012, 1621156), (1028, 1595924), (1328, 1235399), (1577, 1040336), (1672, 981226), (1748, 938564), (1826, 898472), (1909, 859408), (2024, 810578), (2056, 797962), (2827, 580336), (3154, 520168), (3344, 490613), (3496, 469282), (3652, 449236), (3818, 429704), (4048, 405289), (4112, 398981), (4807, 341296), (4883, 335984), (5654, 290168), (5911, 277552), (6308, 260084), (6992, 234641), (7304, 224618), (7636, 214852), (9614, 170648), (9766, 167992), (11308, 145084), (11822, 138776), (12616, 130042), (14608, 112309), (15272, 107426), (17347, 94576), (19228, 85324), (19532, 83996), (20999, 78128), (21331, 76912), (22616, 72542), (23644, 69388), (25232, 65021), (30544, 53713), (34694, 47288), (36271, 45232), (38456, 42662), (39064, 41998)]